This volume brings together to works of some of the best known and most established scholars in Gnostic and Manichaean scholars, Iranologists and art historians. It contains two important and indispensable catalogues of Turfan texts and also studies covering topics such as cosmogony, hymnology and manuscript illumination. A number of Turfan texts in Sogdian and Uygur will be published for the first time in the volume.